Received: by 2002:a05:6a10:f3d0:0:0:0:0 with SMTP id a16csp1895888pxv; Sat, 26 Jun 2021 03:41:32 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwt3RGgv3zJhSyHBGgWrgff6eGxxAI9tlU365ypCft1uw1xVGgZxY6tTPIlqk1wL6DaWgD0 X-Received: by 2002:aa7:cb84:: with SMTP id r4mr3903040edt.205.1624704092053; Sat, 26 Jun 2021 03:41:32 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1624704092; cv=none; d=google.com; s=arc-20160816; b=qYF7D2u2KFdSteC0w3Vm9EfU+ZpYIOb8AFoRV7MzpRFreNHcXbyyEC8dY20NN2ygfE V8q9MlASh5wW84rAre/2eBP07Mu9OnolFyNjlgh/bw2RkTyGk+qsbiiCKIPyf7IolYVh u1Vjs2tb3yPzz0OKiocQEcLENDNdYRI2n6Ar8dKrWYq6q91KwLAu0F13Aro1afTvQDj4 Vfhwcvz6okGKfxg2ygo1LqfaavMa+AH9t8Tgdw4Vj6/PUm+LYZBlQdXK8sNwf2woWedP /NbhzRd5YWbo4M0Z18vP/9NEy5VAkAOAmFLwlrUbZXUDCRz5Au51j29GFMKFmZ9Wlvq0 dJ8w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version:date :message-id:subject:references:in-reply-to:cc:to:from; bh=vFv2qs9RBbQEbMVcmTzM51P5V86OHA+oSdrlxDPA9RQ=; b=djwQAyxe8Cuu2+ZDeDVLFf/pMN6C5oMa5hD15B0PQwTOLX16QbPwCb/2QlS6ylU5GW bq7MoOi0FHTwgqw8qDD1qihQQ4LkC4aweyR/RkxyAom9xTDP5b21AyIOI3KzVniF/iN+ 3sx8yAPh951OOPtxgVGMMb/CyoS0PE9ik/KgKEKMMF6WrBeX22q0UDf41WPHLNtC4mbp 2JwhzNEyOeLox6djT+vi/XovKEiC/a/0P2PzJoTlxwQde7SM2T3r6FsyivHRZ5gd/dne Xt3PSHuMaFpfKjIXj/rP7YsG/9WQQDVGRvyrftH+S+2j99ptCfpHdGMFj9KzeMk3q7++ SM7w== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id fl21si9143690ejc.443.2021.06.26.03.41.08; Sat, 26 Jun 2021 03:41:32 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229929AbhFZKlX (ORCPT + 99 others); Sat, 26 Jun 2021 06:41:23 -0400 Received: from bilbo.ozlabs.org ([203.11.71.1]:44925 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229949AbhFZKlQ (ORCPT ); Sat, 26 Jun 2021 06:41:16 -0400 Received: by ozlabs.org (Postfix, from userid 1034) id 4GBr2P2tvPz9sxS; Sat, 26 Jun 2021 20:38:53 +1000 (AEST) From: Michael Ellerman To: Paul Mackerras , Steven Price , akpm@linux-foundation.org, Michael Ellerman , Benjamin Herrenschmidt , Christophe Leroy , dja@axtens.net Cc: linuxppc-dev@lists.ozlabs.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Oliver O'Halloran In-Reply-To: References: Subject: Re: [PATCH v2 0/4] Convert powerpc to GENERIC_PTDUMP Message-Id: <162470383963.3589875.4353977558954497976.b4-ty@ellerman.id.au> Date: Sat, 26 Jun 2021 20:37:19 +1000 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 19 Apr 2021 10:47:24 +0000 (UTC), Christophe Leroy wrote: > This series converts powerpc to generic PTDUMP. > > For that, we first need to add missing hugepd support > to pagewalk and ptdump. > > v2: > - Reworked the pagewalk modification to add locking and check ops->pte_entry > - Modified powerpc early IO mapping to have gaps between mappings > - Removed the logic that checked for contiguous physical memory > - Removed the articial level calculation in ptdump_pte_entry(), level 4 is ok for all. > - Removed page_size argument to note_page() > > [...] Patches 2 and 4 pplied to powerpc/next. [2/4] powerpc/mm: Leave a gap between early allocated IO areas https://git.kernel.org/powerpc/c/57307f1b6edd781fba2bf9f7ec5f4d17a881ea54 [3/4] powerpc/mm: Properly coalesce pages in ptdump https://git.kernel.org/powerpc/c/6ca6512c716afd6e37281372c4c35aa6afd71d10 cheers